James A Barczak

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Osceola, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Turbocharger system for a two-stroke engine having selectable boost...
- Patent number 11,434,834
- Issue date Sep 6, 2022
- Polaris Industries Inc.
- Dallas J. Blake
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Battery key, starter and improved crank
- Patent number 10,731,620
- Issue date Aug 4, 2020
- Polaris Industries Inc.
- Dallas J. Blake
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Exhaust-tuning port and timing and combustion chamber shape
- Patent number 10,648,399
- Issue date May 12, 2020
- Polaris Industries Inc.
- James A Barczak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Turbocharger System For A Two-Stroke Engine Having Selectable Boost...
- Publication number 20210310426
- Publication date Oct 7, 2021
- Polaris Industries Inc.
- Dallas J. Blake
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Battery Key, Starter And Improved Crank
- Publication number 20190136818
- Publication date May 9, 2019
- Polaris Industries Inc.
- Dallas J. BLAKE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
EXHAUST-TUNING PORT AND TIMING AND COMBUSTION CHAMBER SHAPE
- Publication number 20190101050
- Publication date Apr 4, 2019
- Polaris Industries Inc.
- James A Barczak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS